Question 2 (1 point)
What were the effects of the US Mexican War?
Nueces River set as border and treaty signed
Slavery was outlawed in Southwest US, US had to pay MX
Rio Grande set as border and US paid MX for land
Treaty signed and MX given Texas

answer:

The Rio Grande River forms the border between southwest Texas and Mexico. Polk ended up starting a war with Mexico when he tried to implement the congressionally approved annexation of Texas (which had declared its independence from Mexico in 1836) and acquire California and New Mexico.

Explanation:

the united states presidential election of 1844 was the 15th quadrennial presidential election, held from november 1, to december 4, 1844. democrat james k. polk defeated whig henry clay in a close contest that turned on the controversial issues of slavery and the annexation of the republic of texas.

the answer is a) high entry costs